* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #e82127;
    --primary-light: #ff4d52;
    --primary-dark: #b81a1f;
    --primary-gradient: linear-gradient(135deg, #FF3B3B 0%, #CC0000 100%);
    --bg-color: #050505;
    --bg-elevated: #0a0a0a;
    --card-bg: rgba(255, 255, 255, 0.03);
    --card-hover: rgba(255, 255, 255, 0.07);
    --text-primary: #ffffff;
    --text-secondary: #9CA3AF;
    --text-muted: #6B7280;
    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);
    --glow-color: rgba(232, 33, 39, 0.4);
    --glass-border: 1px solid rgba(255, 255, 255, 0.06);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    --backdrop-blur: blur(20px);

    /* Spacing scale */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;

    /* Border radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-2xl: 24px;
}

html {
    scroll-behavior: smooth;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--bg-color);
    background-image:
        radial-gradient(ellipse 80% 50% at 20% 40%, rgba(232, 33, 39, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse 60% 40% at 80% 20%, rgba(232, 33, 39, 0.05) 0%, transparent 50%),
        radial-gradient(ellipse 40% 30% at 50% 80%, rgba(232, 33, 39, 0.03) 0%, transparent 50%);
    background-attachment: fixed;
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    font-size: 15px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Container */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

@media (min-width: 640px) {
    .container {
        padding: 0 var(--space-lg);
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 var(--space-xl);
    }
}

/* Header */
header {
    padding: var(--space-2xl) 0 var(--space-xl);
    text-align: center;
    position: relative;
    background: radial-gradient(ellipse 100% 70% at 50% 0%, rgba(232, 33, 39, 0.12) 0%, transparent 70%);
}

@media (min-width: 640px) {
    header {
        padding: var(--space-3xl) 0 var(--space-2xl);
    }
}

@media (min-width: 1024px) {
    header {
        padding: 80px 0 60px;
    }
}

header h1 {
    font-size: clamp(2rem, 8vw, 4rem);
    font-weight: 800;
    margin-bottom: var(--space-md);
    letter-spacing: -1px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    text-shadow: 0 0 60px rgba(232, 33, 39, 0.3);
    flex-wrap: wrap;
}

@media (min-width: 640px) {
    header h1 {
        gap: var(--space-md);
        letter-spacing: -2px;
    }
}

.logo-emoji {
    font-size: clamp(2rem, 8vw, 4.5rem);
    filter: drop-shadow(0 0 20px rgba(232, 33, 39, 0.4));
    animation: float 3s ease-in-out infinite;
    display: inline-block;
}

.logo-emoji:last-child {
    animation-delay: 0.5s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-8px);
    }
}

.tagline {
    color: var(--text-secondary);
    font-size: clamp(0.875rem, 3vw, 1.125rem);
    font-weight: 400;
    opacity: 0.9;
    padding: 0 var(--space-md);
}

/* Main Sections */
main {
    padding-bottom: var(--space-2xl);
}

section {
    margin-bottom: var(--space-2xl);
    animation: fadeUp 0.6s ease-out forwards;
    opacity: 0;
    transform: translateY(20px);
}

@media (min-width: 640px) {
    section {
        margin-bottom: var(--space-3xl);
    }
}

section:nth-child(1) { animation-delay: 0.1s; }
section:nth-child(2) { animation-delay: 0.2s; }
section:nth-child(3) { animation-delay: 0.3s; }
section:nth-child(4) { animation-delay: 0.4s; }

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

h2, h3 {
    color: var(--text-primary);
    font-weight: 700;
}

h2 {
    font-size: clamp(1.5rem, 5vw, 2.25rem);
    line-height: 1.3;
}

h3 {
    font-size: clamp(1.125rem, 4vw, 1.5rem);
    margin-bottom: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

/* Cards & Glassmorphism */
.summary-section,
.source-card,
.news-item,
.archive-item {
    background: var(--card-bg);
    border: var(--glass-border);
    backdrop-filter: var(--backdrop-blur);
    -webkit-backdrop-filter: var(--backdrop-blur);
    border-radius: var(--radius-xl);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Summary Section */
.summary-section {
    padding: var(--space-lg);
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.04) 0%, rgba(0, 0, 0, 0.2) 100%);
}

@media (min-width: 640px) {
    .summary-section {
        padding: var(--space-xl);
    }
}

@media (min-width: 1024px) {
    .summary-section {
        padding: var(--space-2xl);
    }
}

.summary-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    opacity: 0.6;
}

.date-header {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

@media (min-width: 640px) {
    .date-header {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        margin-bottom: var(--space-xl);
    }
}

.date-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

/* Social Share Buttons */
.share-buttons {
    display: flex;
    gap: var(--space-sm);
}

.share-btn {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.share-btn:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.2);
}

.share-btn.twitter:hover {
    background: rgba(29, 161, 242, 0.15);
    color: #1da1f2;
    border-color: rgba(29, 161, 242, 0.3);
}

.share-btn.facebook:hover {
    background: rgba(24, 119, 242, 0.15);
    color: #1877f2;
    border-color: rgba(24, 119, 242, 0.3);
}

.share-btn.linkedin:hover {
    background: rgba(10, 102, 194, 0.15);
    color: #0a66c2;
    border-color: rgba(10, 102, 194, 0.3);
}

.share-btn.copy:hover {
    background: rgba(34, 197, 94, 0.15);
    color: #22c55e;
    border-color: rgba(34, 197, 94, 0.3);
}

.share-btn.copied {
    background: rgba(34, 197, 94, 0.2);
    color: #22c55e;
    border-color: rgba(34, 197, 94, 0.4);
}

.share-btn:active {
    transform: scale(0.95);
}

.share-btn svg {
    flex-shrink: 0;
}

.update-time {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* AI Summary */
.ai-summary {
    background: rgba(0, 0, 0, 0.3);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.04);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

@media (min-width: 640px) {
    .ai-summary {
        padding: var(--space-xl);
    }
}

.ai-summary h4 {
    color: var(--primary-color);
    font-size: 0.875rem;
    margin-bottom: var(--space-lg);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

@media (min-width: 640px) {
    .ai-summary h4 {
        font-size: 1rem;
    }
}

/* Structured Summary */
.summary-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

@media (min-width: 640px) {
    .summary-content {
        gap: var(--space-lg);
    }
}

.summary-block {
    background: rgba(255, 255, 255, 0.02);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.04);
    transition: all 0.2s ease;
}

@media (min-width: 640px) {
    .summary-block {
        padding: var(--space-lg);
    }
}

.summary-block:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.08);
}

.summary-block h5 {
    color: var(--primary-light);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-sm);
    font-weight: 700;
}

@media (min-width: 640px) {
    .summary-block h5 {
        font-size: 0.875rem;
        margin-bottom: var(--space-md);
    }
}

.summary-block p {
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.7;
    margin: 0;
    font-size: 0.9375rem;
}

.summary-block.developments ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.summary-block.developments li {
    position: relative;
    padding-left: var(--space-lg);
    margin-bottom: var(--space-sm);
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.summary-block.developments li:last-child {
    margin-bottom: 0;
}

.summary-block.developments li::before {
    content: "";
    position: absolute;
    left: 6px;
    top: 10px;
    width: 6px;
    height: 6px;
    background: var(--primary-color);
    border-radius: 50%;
}

/* Sentiment block */
.summary-block.sentiment {
    border-left: 3px solid var(--text-muted);
    border-radius: var(--radius-md);
    padding-left: var(--space-md);
}

@media (min-width: 640px) {
    .summary-block.sentiment {
        border-left-width: 4px;
        padding-left: var(--space-lg);
    }
}

.summary-block.sentiment.up {
    border-left-color: #22c55e;
    background: linear-gradient(90deg, rgba(34, 197, 94, 0.08) 0%, transparent 100%);
}

.summary-block.sentiment.down {
    border-left-color: #ef4444;
    background: linear-gradient(90deg, rgba(239, 68, 68, 0.08) 0%, transparent 100%);
}

.sentiment-header {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

@media (min-width: 480px) {
    .sentiment-header {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

.sentiment-header h5 {
    margin-bottom: 0;
}

.sentiment-badge {
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    width: fit-content;
}

.sentiment-badge.up {
    background: rgba(34, 197, 94, 0.15);
    color: #4ade80;
    border: 1px solid rgba(34, 197, 94, 0.25);
}

.sentiment-badge.down {
    background: rgba(239, 68, 68, 0.15);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.25);
}

.sentiment-badge.neutral {
    background: rgba(156, 163, 175, 0.15);
    color: #9ca3af;
    border: 1px solid rgba(156, 163, 175, 0.25);
}

/* Sources Grid */
.sources-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

@media (min-width: 640px) {
    .sources-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: var(--space-lg);
    }
}

.source-card {
    padding: var(--space-lg);
    text-align: center;
    position: relative;
    overflow: hidden;
}

@media (min-width: 640px) {
    .source-card {
        padding: var(--space-xl);
    }
}

.source-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 0%, rgba(232, 33, 39, 0.1) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.source-card:hover::before {
    opacity: 1;
}

.source-card:hover {
    background: var(--card-hover);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border-color: rgba(232, 33, 39, 0.2);
}

@media (min-width: 640px) {
    .source-card:hover {
        transform: translateY(-6px);
    }
}

.source-card h4 {
    color: var(--text-secondary);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-sm);
    font-weight: 600;
}

@media (min-width: 640px) {
    .source-card h4 {
        font-size: 0.75rem;
        letter-spacing: 1.5px;
        margin-bottom: var(--space-md);
    }
}

.source-card .count {
    font-size: clamp(2rem, 8vw, 3rem);
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.1;
}

/* Filter Tabs */
.filter-tabs {
    display: flex;
    gap: var(--space-xs);
    margin-bottom: var(--space-lg);
    background: rgba(255, 255, 255, 0.03);
    padding: 4px;
    border-radius: var(--radius-lg);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.filter-tabs::-webkit-scrollbar {
    display: none;
}

@media (min-width: 640px) {
    .filter-tabs {
        width: fit-content;
        gap: var(--space-sm);
        padding: 6px;
    }
}

.tab {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 10px 16px;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.8125rem;
    font-weight: 500;
    transition: all 0.2s ease;
    white-space: nowrap;
    flex-shrink: 0;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
}

@media (min-width: 640px) {
    .tab {
        padding: 10px 20px;
        font-size: 0.875rem;
    }
}

.tab:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.tab:active {
    transform: scale(0.98);
}

.tab.active {
    background: var(--primary-gradient);
    color: white;
    box-shadow: 0 4px 16px rgba(232, 33, 39, 0.35);
}

/* News Items */
.news-items {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

@media (min-width: 640px) {
    .news-items {
        gap: var(--space-lg);
    }
}

.news-item {
    padding: var(--space-lg);
    border-left: 3px solid transparent;
}

@media (min-width: 640px) {
    .news-item {
        padding: var(--space-xl);
        border-left-width: 4px;
    }
}

.news-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-left-color: var(--primary-color);
}

.news-item-header {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

@media (min-width: 640px) {
    .news-item-header {
        flex-direction: row;
        justify-content: space-between;
        align-items: flex-start;
        gap: var(--space-md);
    }
}

.news-item-title-section {
    display: flex;
    gap: var(--space-sm);
    align-items: flex-start;
    flex: 1;
    min-width: 0;
}

.type-icon {
    font-size: 1.25rem;
    line-height: 1.4;
    flex-shrink: 0;
}

@media (min-width: 640px) {
    .type-icon {
        font-size: 1.5rem;
        line-height: 1.3;
    }
}

.news-item h4 {
    font-size: 1rem;
    margin: 0;
    line-height: 1.5;
    font-weight: 600;
}

@media (min-width: 640px) {
    .news-item h4 {
        font-size: 1.125rem;
        line-height: 1.4;
    }
}

.news-item h4 a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.2s;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-item h4 a:hover {
    color: var(--primary-light);
}

.source-badge {
    font-size: 0.6875rem;
    padding: 5px 10px;
    border-radius: 8px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.08);
    white-space: nowrap;
    flex-shrink: 0;
    align-self: flex-start;
}

@media (min-width: 640px) {
    .source-badge {
        font-size: 0.75rem;
        padding: 6px 12px;
    }
}

.source-badge.news {
    color: #4ade80;
    border-color: rgba(74, 222, 128, 0.25);
    background: rgba(74, 222, 128, 0.1);
}

.source-badge.youtube {
    color: #f87171;
    border-color: rgba(248, 113, 113, 0.25);
    background: rgba(248, 113, 113, 0.1);
}

.source-badge.reddit {
    color: #fb923c;
    border-color: rgba(251, 146, 60, 0.25);
    background: rgba(251, 146, 60, 0.1);
}

.source-badge.twitter {
    color: #60a5fa;
    border-color: rgba(96, 165, 250, 0.25);
    background: rgba(96, 165, 250, 0.1);
}

.news-description {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    margin-bottom: var(--space-md);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-item-meta {
    font-size: 0.8125rem;
    color: var(--text-muted);
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm) var(--space-md);
}

@media (min-width: 640px) {
    .news-item-meta {
        font-size: 0.875rem;
        gap: var(--space-lg);
    }
}

/* Archive */
.archive-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

@media (min-width: 640px) {
    .archive-list {
        gap: var(--space-md);
    }
}

.archive-item {
    padding: var(--space-md) var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-decoration: none;
    color: var(--text-primary);
    min-height: 56px;
}

@media (min-width: 640px) {
    .archive-item {
        padding: var(--space-lg) var(--space-xl);
    }
}

.archive-item:hover {
    background: var(--card-hover);
    border-color: rgba(232, 33, 39, 0.2);
}

.archive-item:active {
    transform: scale(0.995);
}

.archive-item strong {
    font-weight: 600;
    font-size: 0.9375rem;
}

.archive-item span {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Loading */
.loading {
    padding: var(--space-2xl) var(--space-lg);
    text-align: center;
}

@media (min-width: 640px) {
    .loading {
        padding: var(--space-3xl);
    }
}

.loading p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 0.8s linear infinite;
    margin: 0 auto var(--space-md);
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Footer */
footer {
    margin-top: var(--space-2xl);
    padding: var(--space-xl) 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-muted);
}

@media (min-width: 640px) {
    footer {
        margin-top: var(--space-3xl);
        padding: var(--space-2xl) 0;
    }
}

footer p {
    font-size: 0.8125rem;
    margin-bottom: var(--space-sm);
    line-height: 1.6;
}

@media (min-width: 640px) {
    footer p {
        font-size: 0.875rem;
    }
}

footer p:last-child {
    margin-bottom: 0;
}

footer a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

footer a:hover {
    color: var(--primary-light);
}

/* Focus styles for accessibility */
.tab:focus-visible,
.archive-item:focus-visible,
.news-item h4 a:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Selection */
::selection {
    background: rgba(232, 33, 39, 0.3);
    color: white;
}

/* Utility classes */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Cookie Consent Banner */
.cookie-banner {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--space-lg);
    z-index: 9999;
    justify-content: center;
    align-items: center;
    animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.cookie-content {
    max-width: 1100px;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    align-items: center;
    text-align: center;
}

@media (min-width: 640px) {
    .cookie-content {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

.cookie-content p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin: 0;
    line-height: 1.5;
}

.cookie-buttons {
    display: flex;
    gap: var(--space-sm);
    flex-shrink: 0;
}

.cookie-btn {
    padding: 10px 20px;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    min-height: 44px;
}

.cookie-btn.accept {
    background: var(--primary-gradient);
    color: white;
    box-shadow: 0 4px 16px rgba(232, 33, 39, 0.35);
}

.cookie-btn.accept:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(232, 33, 39, 0.45);
}

.cookie-btn.decline {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.cookie-btn.decline:hover {
    background: rgba(255, 255, 255, 0.12);
    color: var(--text-primary);
}

.cookie-btn:active {
    transform: scale(0.98);
}